The Pagid Disc Brake Pad Wear Sensor Set - 355251901 is a set of two sensors designed for use with disc brake pads. These sensors are used to monitor the wear of the brake pads and alert the driver when they need to be replaced. The set includes both the left and right sensor, making it suitable for use on both sides of the vehicle. The sensors are compatible with a wide range of vehicles and are made with high-quality materials for durability and reliability. This product is essential for maintaining safe and efficient braking performance.